This unit study takes them through all of the major amphibian species. They will understand the differences between toads and frogs, newts and salamanders, and reptiles and amphibians. Included are more than 10 activities to test their retention and comprehension. This is a great unit that will make learning (and teaching!) fun again!
Amphibians Interactive Unit Study
Amphibians National Geographic
Tutorial for Older Kids
Caecilians San Diego Zoo